Home / 4,721.73-7,083.75-3,337.80

Finding the Fourth Proportional to 4,721.73, 7,083.75 and 3,337.80

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Solution

The fourth proportional to 4,721.73, 7,083.75 and 3,337.80 is: 5,007.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.73 : 7,083.75 = 3,337.80 : x
  2. Step 2: Convert to fraction form
    4,721.73/7,083.75 = 3,337.80/x
  3. Step 3: Cross multiply
    4,721.73x = 7,083.75 × 3,337.80
  4. Step 4: Simplify right side
    4,721.73x = 23,644,140.75
  5. Step 5: Solve for x
    x = 23,644,140.75/4,721.73
  6. Step 6: Final answer
    x = 5,007.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.